/*
 * Copyright 2015 Elvis Hew
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.richard.libray.log.printer.file.naming;

/**
 * Generates names for log files.
 */
public interface FileNameGenerator {

    String extensionName = "txt";

    /**
     * Whether the generated file name will change or not.
     *
     * @return true if the file name is changeable
     */
    boolean isFileNameChangeable();

    /**
     * Generate file name for specified log level and timestamp.
     *
     * @param bizType   日志业务类型
     * @param logLevel  the level of the log
     * @param timestamp the timestamp when the logging happen
     * @return the generated file name
     */
    String generateFileName(String bizType, int logLevel, long timestamp);
}
